Home / 115,983,779.92-174,043,510.62-43,250,808.40

Finding the Fourth Proportional to 115,983,779.92, 174,043,510.62 and 43,250,808.40

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Solution

The fourth proportional to 115,983,779.92, 174,043,510.62 and 43,250,808.40 is: 64,901,510.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,983,779.92 : 174,043,510.62 = 43,250,808.40 : x
  2. Step 2: Convert to fraction form
    115,983,779.92/174,043,510.62 = 43,250,808.40/x
  3. Step 3: Cross multiply
    115,983,779.92x = 174,043,510.62 × 43,250,808.40
  4. Step 4: Simplify right side
    115,983,779.92x = 7,527,522,531,088,985
  5. Step 5: Solve for x
    x = 7,527,522,531,088,985/115,983,779.92
  6. Step 6: Final answer
    x = 64,901,510.68

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.